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1 // generic string stuff
2
3 float _MapInfo_Cache_Active;
4 float _MapInfo_Cache_DB_NameToIndex;
5 float _MapInfo_Cache_Buf_IndexToMapData;
6
7 void MapInfo_Cache_Destroy()
8 {
9         if(!_MapInfo_Cache_Active)
10                 return;
11
12         db_close(_MapInfo_Cache_DB_NameToIndex);
13         buf_del(_MapInfo_Cache_Buf_IndexToMapData);
14         _MapInfo_Cache_Active = 0;
15 }
16
17 void MapInfo_Cache_Create()
18 {
19         MapInfo_Cache_Destroy();
20         _MapInfo_Cache_DB_NameToIndex = db_create();
21         _MapInfo_Cache_Buf_IndexToMapData = buf_create();
22         _MapInfo_Cache_Active = 1;
23 }
24
25 void MapInfo_Cache_Invalidate()
26 {
27         if(!_MapInfo_Cache_Active)
28                 return;
29
30         MapInfo_Cache_Create();
31 }
32
33 void MapInfo_Cache_Store()
34 {
35         float i;
36         string s;
37         if(!_MapInfo_Cache_Active)
38                 return;
39
40         s = db_get(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname);
41         if(!s) // empty string is NOT valid here!
42         {
43                 i = buf_getsize(_MapInfo_Cache_Buf_IndexToMapData);
44                 db_put(_MapInfo_Cache_DB_NameToIndex, MapInfo_Map_bspname, ftos(i));
45         }
46         else
47                 i = stof(s);
48
49         // now store all the stuff
50         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData,   i, MapInfo_Map_bspname);
51         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_title);
52         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_description);
53         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, MapInfo_Map_author);
54         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedGametypes));
55         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_supportedFeatures));
56         bufstr_set(_MapInfo_Cache_Buf_IndexToMapData, ++i, ftos(MapInfo_Map_flags));
57 }
58
59 float MapInfo_Cache_Retrieve(string map)
60 {
61         float i;
62         string s;
63         if(!_MapInfo_Cache_Active)
64                 return 0;
65
66         s = db_get(_MapInfo_Cache_DB_NameToIndex, map);
67         if(!s)
68                 return 0;
69         i = stof(s);
70
71         // now retrieve all the stuff
72         MapInfo_Map_bspname = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, i);
73         MapInfo_Map_title = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
74         MapInfo_Map_description = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
75         MapInfo_Map_author = bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i);
76         MapInfo_Map_supportedGametypes = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
77         MapInfo_Map_supportedFeatures = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
78         MapInfo_Map_flags = stof(bufstr_get(_MapInfo_Cache_Buf_IndexToMapData, ++i));
79         return 1;
80 }
81
82 // GLOB HANDLING (for all BSP files)
83 float _MapInfo_globopen;
84 float _MapInfo_globcount; 
85 float _MapInfo_globhandle;
86 string _MapInfo_GlobItem(float i)
87 {
88         string s;
89         s = search_getfilename(_MapInfo_globhandle, i);
90         return substring(s, 5, strlen(s) - 9); // without maps/ and .bsp
91 }
92
93 void MapInfo_Enumerate()
94 {
95         if(_MapInfo_globopen)
96                 search_end(_MapInfo_globhandle);
97         MapInfo_Cache_Invalidate();
98         _MapInfo_globhandle = search_begin("maps/*.bsp", TRUE, TRUE);
99         _MapInfo_globcount = search_getsize(_MapInfo_globhandle);
100         _MapInfo_globopen = 1;
101 }
102
103 // filter the info by game type mask (updates MapInfo_count)
104 //
105 float _MapInfo_filtered;
106 float _MapInfo_filtered_allocated;
107 float MapInfo_FilterList_Lookup(float i)
108 {
109         return stof(bufstr_get(_MapInfo_filtered, i));
110 }
111
112 void _MapInfo_FilterList_swap(float i, float j, entity pass)
113 {
114         string h;
115         h = bufstr_get(_MapInfo_filtered, i);
116         bufstr_set(_MapInfo_filtered, i, bufstr_get(_MapInfo_filtered, j));
117         bufstr_set(_MapInfo_filtered, j, h);
118 }
119
120 float _MapInfo_FilterList_cmp(float i, float j, entity pass)
121 {
122         string a, b;
123         a = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, i)));
124         b = _MapInfo_GlobItem(stof(bufstr_get(_MapInfo_filtered, j)));
125         return strcasecmp(a, b);
126 }
127
128 float MapInfo_FilterGametype(float pGametype, float pFeatures, float pFlagsRequired, float pFlagsForbidden, float pAbortOnGenerate)
129 {
130         float i, j;
131         if not(_MapInfo_filtered_allocated)
132         {
133                 _MapInfo_filtered_allocated = 1;
134                 _MapInfo_filtered = buf_create();
135         }
136         MapInfo_count = 0;
137         for(i = 0, j = -1; i < _MapInfo_globcount; ++i)
138         {
139                 if(MapInfo_Get_ByName(_MapInfo_GlobItem(i), 1, 0) == 2) // if we generated one... BAIL OUT and let the caller continue in the next frame.
140                         if(pAbortOnGenerate)
141                         {
142                                 dprint("Autogenerated a .mapinfo, doing the rest later.\n");
143                                 MapInfo_progress = i / _MapInfo_globcount;
144                                 return 0;
145                         }
146                 if((MapInfo_Map_supportedGametypes & pGametype) != 0)
147                 if((MapInfo_Map_supportedFeatures & pFeatures) == pFeatures)
148                 if((MapInfo_Map_flags & pFlagsForbidden) == 0)
149                 if((MapInfo_Map_flags & pFlagsRequired) == pFlagsRequired)
150                         bufstr_set(_MapInfo_filtered, ++j, ftos(i));
151         }
152         MapInfo_count = j + 1;
153         MapInfo_ClearTemps();
154         
155         // sometimes the glob isn't sorted nicely, so fix it here...
156         heapsort(MapInfo_count, _MapInfo_FilterList_swap, _MapInfo_FilterList_cmp, world);
157
158         return 1;
159 }
160
161 void MapInfo_Filter_Free()
162 {
163         if(_MapInfo_filtered_allocated)
164         {
165                 buf_del(_MapInfo_filtered);
166                 _MapInfo_filtered_allocated = 0;
167         }
168 }
169
170 // load info about the i-th map into the MapInfo_Map_* globals
171 string MapInfo_BSPName_ByID(float i)
172 {
173         return _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i));
174 }
175
176 string unquote(string s)
177 {
178         float i, j, l;
179         l = strlen(s);
180         j = -1;
181         for(i = 0; i < l; ++i)
182         {
183                 string ch;
184                 ch = substring(s, i, 1);
185                 if(ch != " ") if(ch != "\"")
186                 {
187                         for(j = strlen(s) - i - 1; j > 0; --j)
188                         {
189                                 ch = substring(s, i+j, 1);
190                                 if(ch != " ") if(ch != "\"")
191                                         return substring(s, i, j+1);
192                         }
193                         return substring(s, i, 1);
194                 }
195         }
196         return "";
197 }
198
199 float MapInfo_Get_ByID(float i)
200 {
201         if(MapInfo_Get_ByName(MapInfo_BSPName_ByID(i), 0, 0))
202                 return 1;
203         return 0;
204 }
205
206 string _MapInfo_Map_worldspawn_music;
207
208 float _MapInfo_Generate(string pFilename) // 0: failure, 1: ok ent, 2: ok bsp
209 {
210         string fn;
211         float fh;
212         string s, k, v;
213         vector o;
214         float i;
215         float inWorldspawn;
216         float r;
217         float twoBaseModes;
218         float diameter, spawnpoints;
219         float spawnplaces;
220
221         vector mapMins, mapMaxs;
222
223         r = 1;
224         fn = strcat("maps/", pFilename, ".ent");
225         fh = fopen(fn, FILE_READ);
226         if(fh < 0)
227         {
228                 r = 2;
229                 fn = strcat("maps/", pFilename, ".bsp");
230                 fh = fopen(fn, FILE_READ);
231         }
232         if(fh < 0)
233                 return 0;
234         print("Analyzing ", fn, " to generate initial mapinfo\n");
235
236         inWorldspawn = 2;
237         MapInfo_Map_flags = 0;
238         MapInfo_Map_supportedGametypes = 0;
239         spawnpoints = 0;
240         spawnplaces = 0;
241         _MapInfo_Map_worldspawn_music = "";
242
243         for(;;)
244         {
245                 if not((s = fgets(fh)))
246                         break;
247                 if(inWorldspawn == 1)
248                         if(startsWith(s, "}"))
249                                 inWorldspawn = 0;
250                 k = unquote(car(s));
251                 v = unquote(cdr(s));
252                 if(inWorldspawn)
253                 {
254                         if(k == "classname" && v == "worldspawn")
255                                 inWorldspawn = 1;
256                         else if(k == "author")
257                                 MapInfo_Map_author = v;
258                         else if(k == "_description")
259                                 MapInfo_Map_description = v;
260                         else if(k == "music")
261                                 _MapInfo_Map_worldspawn_music = v;
262                         else if(k == "noise")
263                                 _MapInfo_Map_worldspawn_music = v;
264                         else if(k == "message")
265                         {
266                                 i = strstrofs(v, " by ", 0);
267                                 if(MapInfo_Map_author == "<AUTHOR>" && i >= 0)
268                                 {
269                                         MapInfo_Map_title = substring(v, 0, i);
270                                         MapInfo_Map_author = substring(v, i + 4, strlen(v) - (i + 4));
271                                 }
272                                 else
273                                         MapInfo_Map_title = v;
274                         }
275                 }
276                 else
277                 {
278                         if(k == "origin")
279                         {
280                                 o = stov(strcat("'", v, "'"));
281                                 mapMins_x = min(mapMins_x, o_x);
282                                 mapMins_y = min(mapMins_y, o_y);
283                                 mapMins_z = min(mapMins_z, o_z);
284                                 mapMaxs_x = max(mapMaxs_x, o_x);
285                                 mapMaxs_y = max(mapMaxs_y, o_y);
286                                 mapMaxs_z = max(mapMaxs_z, o_z);
287                         }
288                         else if(k == "race_place")
289                         {
290                                 if(stof(v) > 0)
291                                         spawnplaces = 1;
292                         }
293                         else if(k == "classname")
294                         {
295                                 if(v == "dom_controlpoint")
296                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_DOMINATION;
297                                 else if(v == "item_flag_team2")
298                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTF;
299                                 else if(v == "team_CTF_blueflag")
300                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTF;
301                                 else if(v == "runematch_spawn_point")
302                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_RUNEMATCH;
303                                 else if(v == "target_assault_roundend")
304                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ASSAULT;
305                                 else if(v == "onslaught_generator")
306                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ONSLAUGHT;
307                                 else if(substring(v, 0, 8) == "nexball_" || substring(v, 0, 4) == "ball")
308                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_NEXBALL;
309                                 else if(v == "info_player_team1")
310                                         ++spawnpoints;
311                                 else if(v == "info_player_team2")
312                                         ++spawnpoints;
313                                 else if(v == "info_player_start")
314                                         ++spawnpoints;
315                                 else if(v == "info_player_deathmatch")
316                                         ++spawnpoints;
317                                 else if(v == "trigger_race_checkpoint")
318                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_RACE;
319                                 else if(v == "target_startTimer")
320                                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS;
321                                 else if(v == "weapon_nex")
322                                         { }
323                                 else if(v == "weapon_railgun")
324                                         { }
325                                 else if(startsWith(v, "weapon_"))
326                                         MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
327                                 else if(v == "target_music" || v == "trigger_music")
328                                         _MapInfo_Map_worldspawn_music = string_null; // don't use regular BGM
329                         }
330                 }
331         }
332         if(inWorldspawn)
333         {
334                 print(fn, " ended still in worldspawn, BUG\n");
335                 return 0;
336         }
337         diameter = vlen(mapMaxs - mapMins);
338
339         twoBaseModes = MapInfo_Map_supportedGametypes & (MAPINFO_TYPE_CTF | MAPINFO_TYPE_ASSAULT | MAPINFO_TYPE_RACE | MAPINFO_TYPE_NEXBALL);
340         if(twoBaseModes && (MapInfo_Map_supportedGametypes == twoBaseModes))
341         {
342                 // we have a CTF-only or Assault-only map. Don't add other modes then,
343                 // as the map is too symmetric for them.
344         }
345         else
346         {
347                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_DEATHMATCH;      // DM always works
348                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_RUNEMATCH;       // Rune always works
349                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_LMS;             // LMS always works
350                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_KEEPAWAY;                // Keepaway always works
351
352                 if(spawnpoints >= 8  && diameter > 4096) {
353                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_TEAM_DEATHMATCH;
354                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_FREEZETAG;
355                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CA;
356                 }
357                 if(                     diameter < 4096)
358                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_ARENA;
359                 if(spawnpoints >= 12 && diameter > 5120)
360                         MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_KEYHUNT;
361         }
362
363         if(MapInfo_Map_supportedGametypes & MAPINFO_TYPE_RACE)
364         if(!spawnplaces)
365         {
366                 MapInfo_Map_supportedGametypes &~= MAPINFO_TYPE_RACE;
367                 MapInfo_Map_supportedGametypes |= MAPINFO_TYPE_CTS;
368         }
369
370         dprint("-> diameter ",    ftos(diameter));
371         dprint(";  spawnpoints ", ftos(spawnpoints));
372         dprint(";  modes ",       ftos(MapInfo_Map_supportedGametypes), "\n");
373
374         fclose(fh);
375
376         return r;
377 }
378
379 void _MapInfo_Map_Reset()
380 {
381         MapInfo_Map_title = "<TITLE>";
382         MapInfo_Map_description = "<DESCRIPTION>";
383         MapInfo_Map_author = "<AUTHOR>";
384         MapInfo_Map_supportedGametypes = 0;
385         MapInfo_Map_supportedFeatures = 0;
386         MapInfo_Map_flags = 0;
387         MapInfo_Map_clientstuff = "";
388         MapInfo_Map_fog = "";
389         MapInfo_Map_mins = '0 0 0';
390         MapInfo_Map_maxs = '0 0 0';
391 }
392
393 string _MapInfo_GetDefault(float t)
394 {
395         switch(t)
396         {
397                 case MAPINFO_TYPE_DEATHMATCH:      return "30 20 0";
398                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "50 20 2 0";
399                 case MAPINFO_TYPE_DOMINATION:      return "200 20 0";
400                 case MAPINFO_TYPE_CTF:             return "300 20 10 0";
401                 case MAPINFO_TYPE_RUNEMATCH:       return "200 20 0";
402                 case MAPINFO_TYPE_LMS:             return "9 20 0";
403                 case MAPINFO_TYPE_ARENA:           return "10 20 0";
404                 case MAPINFO_TYPE_CA:              return "10 20 0";
405                 case MAPINFO_TYPE_KEYHUNT:         return "1000 20 3 0";
406                 case MAPINFO_TYPE_ASSAULT:         return "20 0";
407                 case MAPINFO_TYPE_RACE:            return "20 5 7 15 0";
408                 case MAPINFO_TYPE_ONSLAUGHT:       return "20 0";
409                 case MAPINFO_TYPE_NEXBALL:         return "5 20 0";
410                 case MAPINFO_TYPE_CTS:             return "20 0 0";
411                 case MAPINFO_TYPE_FREEZETAG:       return "10 20 0";
412                 // NOTE: DO NOT ADD ANY MORE GAME TYPES HERE
413                 // THIS IS JUST LEGACY SUPPORT FOR NEXUIZ MAPS
414                 // ONLY ADD NEW STUFF TO _MapInfo_GetDefaultEx
415                 // THIS FUNCTION WILL EVENTUALLY BE REMOVED
416                 default:                           return "";
417         }
418 }
419
420 void _MapInfo_Map_ApplyGametype(string s, float pWantedType, float pThisType, float load_default)
421 {
422         string sa;
423         MapInfo_Map_supportedGametypes |= pThisType;
424         if(!(pThisType & pWantedType))
425                 return;
426
427         if(load_default)
428                 _MapInfo_Map_ApplyGametype(_MapInfo_GetDefault(pThisType), pWantedType, pThisType, FALSE);
429         
430         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_RACE || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
431         {
432                 cvar_set("fraglimit", "0");
433         }
434         else
435         {
436                 sa = car(s);
437                 if(sa != "")
438                         cvar_set("fraglimit", sa);
439                 s = cdr(s);
440         }
441
442         sa = car(s);
443         if(sa != "")
444                 cvar_set("timelimit", sa);
445         s = cdr(s);
446
447         if(pWantedType == MAPINFO_TYPE_TEAM_DEATHMATCH)
448         {
449                 sa = car(s);
450                 if(sa != "")
451                         cvar_set("g_tdm_teams", sa);
452                 s = cdr(s);
453         }
454
455         if(pWantedType == MAPINFO_TYPE_KEYHUNT)
456         {
457                 sa = car(s);
458                 if(sa != "")
459                         cvar_set("g_keyhunt_teams", sa);
460                 s = cdr(s);
461         }
462
463         if(pWantedType == MAPINFO_TYPE_CTF)
464         {
465                 sa = car(s);
466                 if(sa != "")
467                         if(cvar("g_ctf_win_mode") < 2)
468                                 cvar_set("fraglimit", sa);
469                 s = cdr(s);
470         }
471
472         /* keepaway wuz here
473         if(pWantedType == MAPINFO_TYPE_KEEPAWAY)
474         {
475                 sa = car(s);
476                 if(sa != "")
477                         cvar_set("fraglimit", sa);
478                 s = cdr(s);
479         }
480         */
481         
482         // rc = timelimit timelimit_qualification laps laps_teamplay
483         if(pWantedType == MAPINFO_TYPE_RACE)
484         {
485                 sa = car(s); if(sa == "") sa = cvar_string("timelimit");
486                 cvar_set("g_race_qualifying_timelimit", sa);
487                 s = cdr(s);
488
489                 sa = car(s);
490                 if(sa != "")
491                         if(cvar("g_race_teams") < 2)
492                                 cvar_set("fraglimit", sa);
493                 s = cdr(s);
494
495                 sa = car(s);
496                 if(sa != "")
497                         if(cvar("g_race_teams") >= 2)
498                                 cvar_set("fraglimit", sa);
499                 s = cdr(s);
500         }
501
502         if(pWantedType == MAPINFO_TYPE_CTS)
503         {
504                 sa = car(s);
505
506                 // this is the skill of the map
507                 // not parsed by anything yet
508                 // for map databases
509                 //if(sa != "")
510                 //      cvar_set("fraglimit", sa);
511
512                 s = cdr(s);
513         }
514
515         if(pWantedType == MAPINFO_TYPE_ASSAULT || pWantedType == MAPINFO_TYPE_ONSLAUGHT || pWantedType == MAPINFO_TYPE_CTS) // these modes don't use fraglimit
516         {
517                 cvar_set("leadlimit", "0");
518         }
519         else
520         {
521                 sa = car(s);
522                 if(sa != "")
523                         cvar_set("leadlimit", sa);
524                 s = cdr(s);
525         }
526 }
527
528 string _MapInfo_GetDefaultEx(float t)
529 {
530         switch(t)
531         {
532                 case MAPINFO_TYPE_DEATHMATCH:      return "timelimit=20 pointlimit=30 leadlimit=0";
533                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "timelimit=20 pointlimit=50 teams=2 leadlimit=0";
534                 case MAPINFO_TYPE_DOMINATION:      return "timelimit=20 pointlimit=200 teams=2 leadlimit=0";
535                 case MAPINFO_TYPE_CTF:             return "timelimit=20 pointlimit=300 caplimit=10 leadlimit=0";
536                 case MAPINFO_TYPE_RUNEMATCH:       return "timelimit=20 pointlimit=200 leadlimit=0";
537                 case MAPINFO_TYPE_LMS:             return "timelimit=20 lives=9 leadlimit=0";
538                 case MAPINFO_TYPE_ARENA:           return "timelimit=20 pointlimit=10 leadlimit=0";
539                 case MAPINFO_TYPE_CA:              return "timelimit=20 pointlimit=10 leadlimit=0";
540                 case MAPINFO_TYPE_KEYHUNT:         return "timelimit=20 pointlimit=1000 teams=3 leadlimit=0";
541                 case MAPINFO_TYPE_ASSAULT:         return "timelimit=20";
542                 case MAPINFO_TYPE_RACE:            return "timelimit=20 qualifying_timelimit=5 laplimit=7 teamlaplimit=15 leadlimit=0";
543                 case MAPINFO_TYPE_ONSLAUGHT:       return "timelimit=20";
544                 case MAPINFO_TYPE_NEXBALL:         return "timelimit=20 pointlimit=5 leadlimit=0";
545                 case MAPINFO_TYPE_CTS:             return "timelimit=20 skill=-1";
546                 case MAPINFO_TYPE_FREEZETAG:       return "timelimit=20 pointlimit=10 teams=2 leadlimit=0";
547                 case MAPINFO_TYPE_KEEPAWAY:        return "timelimit=20 pointlimit=30";
548                 default:                           return "";
549         }
550 }
551
552 void _MapInfo_Map_ApplyGametypeEx(string s, float pWantedType, float pThisType)
553 {
554         string sa, k, v;
555         float p;
556         string fraglimit_normal;
557         string fraglimit_caps;
558         string fraglimit_teams;
559
560         MapInfo_Map_supportedGametypes |= pThisType;
561         if(!(pThisType & pWantedType))
562                 return;
563
564         // reset all the cvars to their defaults
565
566         cvar_set("timelimit", cvar_defstring("timelimit"));
567         cvar_set("leadlimit", cvar_defstring("leadlimit"));
568         cvar_set("fraglimit", cvar_defstring("fraglimit"));
569         cvar_set("g_tdm_teams", cvar_defstring("g_tdm_teams"));
570         cvar_set("g_keyhunt_teams", cvar_defstring("g_keyhunt_teams"));
571         cvar_set("g_domination_default_teams", cvar_defstring("g_domination_default_teams"));
572         cvar_set("g_race_qualifying_timelimit", cvar_defstring("g_race_qualifying_timelimit"));
573
574         fraglimit_normal = string_null;
575         fraglimit_caps = string_null;
576         fraglimit_teams = string_null;
577
578         s = strcat(_MapInfo_GetDefaultEx(pWantedType), " ", s);
579         while(s != "")
580         {
581                 sa = car(s);
582                 s = cdr(s);
583
584                 if(sa == "")
585                         continue;
586
587                 p = strstrofs(sa, "=", 0);
588                 if(p < 0)
589                 {
590                         k = "timelimit";
591                         v = s;
592                 }
593                 else
594                 {
595                         k = substring(sa, 0, p);
596                         v = substring(sa, p+1, -1);
597                 }
598
599                 if(k == "timelimit")
600                 {
601                         cvar_set("timelimit", v);
602                 }
603                 else if(k == "leadlimit")
604                 {
605                         cvar_set("leadlimit", v);
606                 }
607                 else if(k == "pointlimit" || k == "fraglimit" || k == "lives" || k == "laplimit")
608                 {
609                         fraglimit_normal = v;
610                 }
611                 else if(k == "caplimit")
612                 {
613                         fraglimit_caps = v;
614                 }
615                 else if(k == "teampointlimit" || k == "teamlaplimit")
616                 {
617                         fraglimit_teams = v;
618                 }
619                 else if(k == "teams")
620                 {
621                         cvar_set("g_tdm_teams", v);
622                         cvar_set("g_keyhunt_teams", v);
623                         cvar_set("g_domination_default_teams", v);
624                 }
625                 else if(k == "qualifying_timelimit")
626                 {
627                         cvar_set("g_race_qualifying_timelimit", v);
628                 }
629                 else if(k == "skill")
630                 {
631                         // ignore
632                 }
633                 else
634                 {
635                         print("Invalid gametype key in mapinfo: ", k, "\n");
636                 }
637         }
638
639         if(pWantedType == MAPINFO_TYPE_CTF && cvar("g_ctf_win_mode") < 2)
640         {
641                 if(fraglimit_caps)
642                         cvar_set("fraglimit", fraglimit_caps);
643         }
644         else if(pWantedType == MAPINFO_TYPE_RACE && cvar("g_race_teams") >= 2)
645         {
646                 if(fraglimit_teams)
647                         cvar_set("fraglimit", fraglimit_teams);
648         }
649         else
650         {
651                 if(fraglimit_normal)
652                         cvar_set("fraglimit", fraglimit_normal);
653         }
654 }
655
656 float MapInfo_Type_FromString(string t)
657 {
658         if     (t == "dm")      return MAPINFO_TYPE_DEATHMATCH;
659         else if(t == "tdm")     return MAPINFO_TYPE_TEAM_DEATHMATCH;
660         else if(t == "dom")     return MAPINFO_TYPE_DOMINATION;
661         else if(t == "ctf")     return MAPINFO_TYPE_CTF;
662         else if(t == "rune")    return MAPINFO_TYPE_RUNEMATCH;
663         else if(t == "lms")     return MAPINFO_TYPE_LMS;
664         else if(t == "arena")   return MAPINFO_TYPE_ARENA;
665         else if(t == "ca")      return MAPINFO_TYPE_CA;
666         else if(t == "kh")      return MAPINFO_TYPE_KEYHUNT;
667         else if(t == "as")      return MAPINFO_TYPE_ASSAULT;
668         else if(t == "ons")     return MAPINFO_TYPE_ONSLAUGHT;
669         else if(t == "rc")      return MAPINFO_TYPE_RACE;
670         else if(t == "nexball") return MAPINFO_TYPE_NEXBALL;
671         else if(t == "cts")     return MAPINFO_TYPE_CTS;
672         else if(t == "freezetag")       return MAPINFO_TYPE_FREEZETAG;
673         else if(t == "keepaway") return MAPINFO_TYPE_KEEPAWAY;
674         else if(t == "all")     return MAPINFO_TYPE_ALL;
675         else                    return 0;
676 }
677
678 string MapInfo_Type_ToString(float t)
679 {
680         if     (t == MAPINFO_TYPE_DEATHMATCH)      return "dm";
681         else if(t == MAPINFO_TYPE_TEAM_DEATHMATCH) return "tdm";
682         else if(t == MAPINFO_TYPE_DOMINATION)      return "dom";
683         else if(t == MAPINFO_TYPE_CTF)             return "ctf";
684         else if(t == MAPINFO_TYPE_RUNEMATCH)       return "rune";
685         else if(t == MAPINFO_TYPE_LMS)             return "lms";
686         else if(t == MAPINFO_TYPE_ARENA)           return "arena";
687         else if(t == MAPINFO_TYPE_CA)              return "ca";
688         else if(t == MAPINFO_TYPE_KEYHUNT)         return "kh";
689         else if(t == MAPINFO_TYPE_ASSAULT)         return "as";
690         else if(t == MAPINFO_TYPE_ONSLAUGHT)       return "ons";
691         else if(t == MAPINFO_TYPE_RACE)            return "rc";
692         else if(t == MAPINFO_TYPE_NEXBALL)         return "nexball";
693         else if(t == MAPINFO_TYPE_CTS)             return "cts";
694         else if(t == MAPINFO_TYPE_FREEZETAG)       return "freezetag";
695         else if(t == MAPINFO_TYPE_KEEPAWAY)        return "keepaway";
696         else if(t == MAPINFO_TYPE_ALL)             return "all";
697         else                                       return "";
698 }
699
700 void _MapInfo_Parse_Settemp(string pFilename, string acl, float type, string s, float recurse)
701 {
702         string t;
703         float fh, o;
704         t = car(s); s = cdr(s);
705
706         // limited support of "" and comments
707         //   remove trailing and leading " of t
708         if(substring(t, 0, 1) == "\"")
709         {
710                 if(substring(t, -1, 1) == "\"")
711                         t = substring(t, 1, -2);
712         }
713
714         //   remove leading " of s
715         if(substring(s, 0, 1) == "\"")
716         {
717                 s = substring(s, 1, -1);
718         }
719         //   remove trailing " of s, and all that follows (cvar description)
720         o = strstrofs(s, "\"", 0);
721         if(o >= 0)
722                 s = substring(s, 0, o);
723         
724         //   remove // comments
725         o = strstrofs(s, "//", 0);
726         if(o >= 0)
727                 s = substring(s, 0, o);
728         
729         //   remove trailing spaces
730         while(substring(s, -1, 1) == " ")
731                 s = substring(s, 0, -2);
732
733         if(t == "#include")
734         {
735                 if(recurse > 0)
736                 {
737                         fh = fopen(s, FILE_READ);
738                         if(fh < 0)
739                                 print("Map ", pFilename, " references not existing config file ", s, "\n");
740                         else
741                         {
742                                 for(;;)
743                                 {
744                                         if not((s = fgets(fh)))
745                                                 break;
746
747                                         // catch different sorts of comments
748                                         if(s == "")                    // empty lines
749                                                 continue;
750                                         if(substring(s, 0, 1) == "#")  // UNIX style
751                                                 continue;
752                                         if(substring(s, 0, 2) == "//") // C++ style
753                                                 continue;
754                                         if(substring(s, 0, 1) == "_")  // q3map style
755                                                 continue;
756
757                                         if(substring(s, 0, 4) == "set ")
758                                                 s = substring(s, 4, -1);
759                                         if(substring(s, 0, 5) == "seta ")
760                                                 s = substring(s, 5, -1);
761
762                                         _MapInfo_Parse_Settemp(pFilename, acl, type, s, recurse - 1);
763                                 }
764                                 fclose(fh);
765                         }
766                 }
767                 else
768                         print("Map ", pFilename, " uses too many levels of inclusion\n");
769         }
770         else if(t == "")
771                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
772         else if not(cvar_value_issafe(t))
773                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
774         else if not (cvar_value_issafe(s))
775                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
776         else if(matchacl(MAPINFO_SETTEMP_ACL_SYSTEM, t) <= 0)
777                 print("Map ", pFilename, " contains a potentially harmful setting, ignored\n");
778         else if(matchacl(acl, t) <= 0)
779                 print("Map ", pFilename, " contains a denied setting, ignored\n");
780         else
781         {
782                 if(type == 0) // server set
783                 {
784                         dprint("Applying temporary setting ", t, " := ", s, "\n");
785                         if(cvar("g_campaign"))
786                                 cvar_set(t, s); // this is a wrapper and is always temporary anyway; no need to backup old values then
787                         else
788                                 cvar_settemp(t, s);
789                 }
790                 else
791                 {
792                         dprint("Applying temporary client setting ", t, " := ", s, "\n");
793                         MapInfo_Map_clientstuff = strcat(
794                                         MapInfo_Map_clientstuff, "cl_cmd settemp \"", t, "\" \"", s, "\"\n"
795                                         );
796                 }
797         }
798 }
799
800 // load info about a map by name into the MapInfo_Map_* globals
801 float MapInfo_Get_ByName(string pFilename, float pAllowGenerate, float pGametypeToSet)
802 {
803         string fn;
804         string s, t;
805         float fh, fh2;
806         float r, f, n, i, p;
807         string acl;
808
809         acl = MAPINFO_SETTEMP_ACL_USER;
810
811         if(strstrofs(pFilename, "/", 0) >= 0)
812         {
813                 print("Invalid character in map name, ignored\n");
814                 return 0;
815         }
816
817         if(pGametypeToSet == 0)
818                 if(MapInfo_Cache_Retrieve(pFilename))
819                         return 1;
820
821         r = 1;
822
823         MapInfo_Map_bspname = pFilename;
824
825         // default all generic fields so they have "good" values in case something fails
826         fn = strcat("maps/", pFilename, ".mapinfo");
827         fh = fopen(fn, FILE_READ);
828         if(fh < 0)
829         {
830                 fn = strcat("maps/autogenerated/", pFilename, ".mapinfo");
831                 fh = fopen(fn, FILE_READ);
832                 if(fh < 0)
833                 {
834                         if(!pAllowGenerate)
835                                 return 0;
836                         _MapInfo_Map_Reset();
837                         r = _MapInfo_Generate(pFilename);
838                         if(!r)
839                                 return 0;
840                         fh = fopen(fn, FILE_WRITE);
841                         fputs(fh, strcat("title ", MapInfo_Map_title, "\n"));
842                         fputs(fh, strcat("description ", MapInfo_Map_description, "\n"));
843                         fputs(fh, strcat("author ", MapInfo_Map_author, "\n"));
844                         if(_MapInfo_Map_worldspawn_music != "")
845                         {
846                                 if(
847                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".wav"
848                                         ||
849                                         substring(_MapInfo_Map_worldspawn_music, strlen(_MapInfo_Map_worldspawn_music) - 4, 4) == ".ogg"
850                                 )
851                                         fputs(fh, strcat("cdtrack ", substring(_MapInfo_Map_worldspawn_music, 0, strlen(_MapInfo_Map_worldspawn_music) - 4), "\n"));
852                                 else
853                                         fputs(fh, strcat("cdtrack ", _MapInfo_Map_worldspawn_music, "\n"));
854                         }
855                         else
856                         {
857                                 n = tokenize_console(cvar_string("g_cdtracks_remaplist"));
858                                 s = strcat(" ", cvar_string("g_cdtracks_dontusebydefault"), " ");
859                                 for(;;)
860                                 {
861                                         i = floor(random() * n);
862                                         if(strstrofs(s, strcat(" ", argv(i), " "), 0) < 0)
863                                                 break;
864                                 }
865                                 fputs(fh, strcat("cdtrack ", ftos(i + 1), "\n"));
866                         }
867                         if(MapInfo_Map_supportedFeatures & MAPINFO_FEATURE_WEAPONS)
868                                 fputs(fh, "has weapons\n");
869                         else
870                                 fputs(fh, "// uncomment this if you added weapon pickups: has weapons\n");
871                         if(MapInfo_Map_flags & MAPINFO_FLAG_FRUSTRATING)
872                                 fputs(fh, "frustrating\n");
873
874                         for(i = 1; i <= MapInfo_Map_supportedGametypes; i *= 2)
875                                 if(MapInfo_Map_supportedGametypes & i)
876                                         fputs(fh, sprintf("gametype %s // defaults: %s\n", MapInfo_Type_ToString(i), _MapInfo_GetDefaultEx(i)));
877
878                         if(fexists(strcat("scripts/", pFilename, ".arena")))
879                                 fputs(fh, "settemp_for_type all sv_q3acompat_machineshotgunswap 1\n");
880
881                         fputs(fh, "// optional: fog density red green blue alpha mindist maxdist\n");
882                         fputs(fh, "// optional: settemp_for_type (all|gametypename) cvarname value\n");
883                         fputs(fh, "// optional: clientsettemp_for_type (all|gametypename) cvarname value\n");
884                         fputs(fh, "// optional: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
885                         fputs(fh, "// optional: hidden\n");
886
887                         fclose(fh);
888                         r = 2;
889                         // return r;
890                         fh = fopen(fn, FILE_READ);
891                         if(fh < 0)
892                                 error("... but I just wrote it!");
893                 }
894
895                 print("WARNING: autogenerated mapinfo file ", fn, " has been loaded; please edit that file and move it to maps/", pFilename, ".mapinfo\n");
896         }
897
898         _MapInfo_Map_Reset();
899         for(;;)
900         {
901                 if not((s = fgets(fh)))
902                         break;
903
904                 // catch different sorts of comments
905                 if(s == "")                    // empty lines
906                         continue;
907                 if(substring(s, 0, 1) == "#")  // UNIX style
908                         continue;
909                 if(substring(s, 0, 2) == "//") // C++ style
910                         continue;
911                 if(substring(s, 0, 1) == "_")  // q3map style
912                         continue;
913
914                 p = strstrofs(s, "//", 0);
915                 if(p >= 0)
916                         s = substring(s, 0, p);
917
918                 t = car(s); s = cdr(s);
919                 if(t == "title")
920                         MapInfo_Map_title = s;
921                 else if(t == "description")
922                         MapInfo_Map_description = s;
923                 else if(t == "author")
924                         MapInfo_Map_author = s;
925                 else if(t == "has")
926                 {
927                         t = car(s); s = cdr(s);
928                         if     (t == "weapons") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
929                         else if(t == "new_toys") MapInfo_Map_supportedFeatures |= MAPINFO_FEATURE_WEAPONS;
930                         else
931                                 dprint("Map ", pFilename, " supports unknown feature ", t, ", ignored\n");
932                 }
933                 else if(t == "hidden")
934                 {
935                         MapInfo_Map_flags |= MAPINFO_FLAG_HIDDEN;
936                 }
937                 else if(t == "forbidden")
938                 {
939                         MapInfo_Map_flags |= MAPINFO_FLAG_FORBIDDEN;
940                 }
941                 else if(t == "frustrating")
942                 {
943                         MapInfo_Map_flags |= MAPINFO_FLAG_FRUSTRATING;
944                 }
945                 else if(t == "type")
946                 {
947                         t = car(s); s = cdr(s);
948                         f = MapInfo_Type_FromString(t);
949                         print("Map ", pFilename, " contains the legacy 'type' keyword which is deprecated and will be removed in the future. Please migrate the mapinfo file to 'gametype'.\n");
950                         if(f)
951                                 _MapInfo_Map_ApplyGametype (s, pGametypeToSet, f, TRUE);
952                         else
953                                 dprint("Map ", pFilename, " supports unknown game type ", t, ", ignored\n");
954                 }
955                 else if(t == "gametype")
956                 {
957                         t = car(s); s = cdr(s);
958                         f = MapInfo_Type_FromString(t);
959                         if(f)
960                                 _MapInfo_Map_ApplyGametypeEx (s, pGametypeToSet, f);
961                         else
962                                 dprint("Map ", pFilename, " supports unknown game type ", t, ", ignored\n");
963                 }
964                 else if(t == "size")
965                 {
966                         float a, b, c, d, e;
967                         t = car(s); s = cdr(s); a = stof(t);
968                         t = car(s); s = cdr(s); b = stof(t);
969                         t = car(s); s = cdr(s); c = stof(t);
970                         t = car(s); s = cdr(s); d = stof(t);
971                         t = car(s); s = cdr(s); e = stof(t);
972                         if(s == "")
973                                 print("Map ", pFilename, " contains an incorrect size line (not enough params), syntax: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
974                         else
975                         {
976                                 t = car(s); s = cdr(s); f = stof(t);
977                                 if(s != "")
978                                         print("Map ", pFilename, " contains an incorrect size line (too many params), syntax: size mins_x mins_y mins_z maxs_x maxs_y maxs_z\n");
979                                 else
980                                 {
981                                         if(a >= d || b >= e || c >= f)
982                                                 print("Map ", pFilename, " contains an incorrect size line, mins have to be < maxs\n");
983                                         else
984                                         {
985                                                 MapInfo_Map_mins_x = a;
986                                                 MapInfo_Map_mins_y = b;
987                                                 MapInfo_Map_mins_z = c;
988                                                 MapInfo_Map_maxs_x = d;
989                                                 MapInfo_Map_maxs_y = e;
990                                                 MapInfo_Map_maxs_z = f;
991                                         }
992                                 }
993                         }
994                 }
995                 else if(t == "settemp_for_type")
996                 {
997                         t = car(s); s = cdr(s);
998                         if((f = MapInfo_Type_FromString(t)))
999                         {
1000                                 if(f & pGametypeToSet)
1001                                 {
1002                                         _MapInfo_Parse_Settemp(pFilename, acl, 0, s, 1);
1003                                 }
1004                         }
1005                         else
1006                         {
1007                                 dprint("Map ", pFilename, " has a setting for unknown game type ", t, ", ignored\n");
1008                         }
1009                 }
1010                 else if(t == "clientsettemp_for_type")
1011                 {
1012                         t = car(s); s = cdr(s);
1013                         if((f = MapInfo_Type_FromString(t)))
1014                         {
1015                                 if(f & pGametypeToSet)
1016                                 {
1017                                         _MapInfo_Parse_Settemp(pFilename, acl, 1, s, 1);
1018                                 }
1019                         }
1020                         else
1021                         {
1022                                 dprint("Map ", pFilename, " has a client setting for unknown game type ", t, ", ignored\n");
1023                         }
1024                 }
1025                 else if(t == "fog")
1026                 {
1027                         if not(cvar_value_issafe(t))
1028                                 print("Map ", pFilename, " contains a potentially harmful fog setting, ignored\n");
1029                         else
1030                                 MapInfo_Map_fog = s;
1031                 }
1032                 else if(t == "cdtrack")
1033                 {
1034                         if(pGametypeToSet)
1035                         {
1036                                 if not(cvar_value_issafe(t))
1037                                         print("Map ", pFilename, " contains a potentially harmful cdtrack, ignored\n");
1038                                 else
1039                                         MapInfo_Map_clientstuff = strcat(
1040                                                 MapInfo_Map_clientstuff, "cd loop \"", s, "\"\n"
1041                                         );
1042                         }
1043                 }
1044                 else
1045                         dprint("Map ", pFilename, " provides unknown info item ", t, ", ignored\n");
1046         }
1047         fclose(fh);
1048
1049         if(pGametypeToSet)
1050         {
1051                 if(!(MapInfo_Map_supportedGametypes & pGametypeToSet))
1052                 {
1053                         error("Can't select the requested game type. This should never happen as the caller should prevent it!\n");
1054                         //_MapInfo_Map_ApplyGametypeEx("", pGametypeToSet, MAPINFO_TYPE_DEATHMATCH);
1055                         //return;
1056                 }
1057         }
1058
1059         MapInfo_Cache_Store();
1060         if(MapInfo_Map_supportedGametypes != 0)
1061                 return r;
1062         dprint("Map ", pFilename, " supports no game types, ignored\n");
1063         return 0;
1064 }
1065
1066 float MapInfo_FindName(string s)
1067 {
1068         // if there is exactly one map of prefix s, return it
1069         // if not, return the null string
1070         // note that DP sorts glob results... so I can use a binary search
1071         float l, r, m, cmp;
1072         l = 0;
1073         r = MapInfo_count;
1074         // invariants: r is behind s, l-1 is equal or before
1075         while(l != r)
1076         {
1077                 m = floor((l + r) / 2);
1078                 MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(m));
1079                 cmp = strcasecmp(MapInfo_FindName_match, s);
1080                 if(cmp == 0)
1081                         return m; // found and good
1082                 if(cmp < 0)
1083                         l = m + 1; // l-1 is before s
1084                 else
1085                         r = m; // behind s
1086         }
1087         MapInfo_FindName_match = _MapInfo_GlobItem(MapInfo_FilterList_Lookup(l));
1088         MapInfo_FindName_firstResult = l;
1089         // r == l, so: l is behind s, l-1 is before
1090         // SO: if there is any, l is the one with the right prefix
1091         //     and l+1 may be one too
1092         if(l == MapInfo_count)
1093         {
1094                 MapInfo_FindName_match = string_null;
1095                 MapInfo_FindName_firstResult = -1;
1096                 return -1; // no MapInfo_FindName_match, behind last item
1097         }
1098         if(!startsWithNocase(MapInfo_FindName_match, s))
1099         {
1100                 MapInfo_FindName_match = string_null;
1101                 MapInfo_FindName_firstResult = -1;
1102                 return -1; // wrong prefix
1103         }
1104         if(l == MapInfo_count - 1)
1105                 return l; // last one, nothing can follow => unique
1106         if(startsWithNocase(_MapInfo_GlobItem(MapInfo_FilterList_Lookup(l + 1)), s))
1107         {
1108                 MapInfo_FindName_match = string_null;
1109                 return -1; // ambigous MapInfo_FindName_match
1110         }
1111         return l;
1112 }
1113
1114 string MapInfo_FixName(string s)
1115 {
1116         MapInfo_FindName(s);
1117         return MapInfo_FindName_match;
1118 }
1119
1120 float MapInfo_CurrentFeatures()
1121 {
1122         float req;
1123         req = 0;
1124         if(!(cvar("g_lms") || cvar("g_minstagib") || cvar("g_nix") || cvar("g_weaponarena") || !cvar("g_pickup_items") || cvar("g_race") || cvar("g_cts") || cvar("g_nexball")))
1125                 req |= MAPINFO_FEATURE_WEAPONS;
1126         return req;
1127 }
1128
1129 float MapInfo_CurrentGametype()
1130 {
1131         if(cvar("g_domination"))
1132                 return MAPINFO_TYPE_DOMINATION;
1133         else if(cvar("g_ctf"))
1134                 return MAPINFO_TYPE_CTF;
1135         else if(cvar("g_runematch"))
1136                 return MAPINFO_TYPE_RUNEMATCH;
1137         else if(cvar("g_tdm"))
1138                 return MAPINFO_TYPE_TEAM_DEATHMATCH;
1139         else if(cvar("g_assault"))
1140                 return MAPINFO_TYPE_ASSAULT;
1141         else if(cvar("g_lms"))
1142                 return MAPINFO_TYPE_LMS;
1143         else if(cvar("g_arena"))
1144                 return MAPINFO_TYPE_ARENA;
1145         else if(cvar("g_ca"))
1146                 return MAPINFO_TYPE_CA; 
1147         else if(cvar("g_keyhunt"))
1148                 return MAPINFO_TYPE_KEYHUNT;
1149         else if(cvar("g_onslaught"))
1150                 return MAPINFO_TYPE_ONSLAUGHT;
1151         else if(cvar("g_race"))
1152                 return MAPINFO_TYPE_RACE;
1153         else if(cvar("g_nexball"))
1154                 return MAPINFO_TYPE_NEXBALL;
1155         else if(cvar("g_cts"))
1156                 return MAPINFO_TYPE_CTS;
1157         else if(cvar("g_freezetag"))
1158                 return MAPINFO_TYPE_FREEZETAG;
1159         else if(cvar("g_keepaway"))
1160                 return MAPINFO_TYPE_KEEPAWAY;
1161         else
1162                 return MAPINFO_TYPE_DEATHMATCH;
1163 }
1164
1165 float _MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1166 {
1167         if(!MapInfo_Get_ByName(s, 1, 0))
1168                 return 0;
1169         if((MapInfo_Map_supportedGametypes & MapInfo_CurrentGametype()) == 0)
1170                 return 0;
1171         if((MapInfo_Map_supportedFeatures & MapInfo_CurrentFeatures()) != MapInfo_CurrentFeatures())
1172                 return 0;
1173         return 1;
1174 }
1175
1176 float MapInfo_CheckMap(string s) // returns 0 if the map can't be played with the current settings, 1 otherwise
1177 {
1178         float r;
1179         r = _MapInfo_CheckMap(s);
1180         MapInfo_ClearTemps();
1181         return r;
1182 }
1183
1184 string MapInfo_GetGameTypeCvar(float t)
1185 {
1186         switch(t)
1187         {
1188                 case MAPINFO_TYPE_DEATHMATCH: return "g_dm";
1189                 case MAPINFO_TYPE_TEAM_DEATHMATCH: return "g_tdm";
1190                 case MAPINFO_TYPE_DOMINATION: return "g_domination";
1191                 case MAPINFO_TYPE_CTF: return "g_ctf";
1192                 case MAPINFO_TYPE_RUNEMATCH: return "g_runematch";
1193                 case MAPINFO_TYPE_LMS: return "g_lms";
1194                 case MAPINFO_TYPE_ARENA: return "g_arena";
1195                 case MAPINFO_TYPE_CA: return "g_ca";
1196                 case MAPINFO_TYPE_KEYHUNT: return "g_kh";
1197                 case MAPINFO_TYPE_ASSAULT: return "g_assault";
1198                 case MAPINFO_TYPE_ONSLAUGHT: return "g_onslaught";
1199                 case MAPINFO_TYPE_RACE: return "g_race";
1200                 case MAPINFO_TYPE_NEXBALL: return "g_nexball";
1201                 case MAPINFO_TYPE_FREEZETAG: return "g_freezetag";
1202                 case MAPINFO_TYPE_CTS: return "g_cts";
1203                 case MAPINFO_TYPE_KEEPAWAY:             return "g_keepaway";
1204                 default: return "";
1205         }
1206 }
1207
1208 void MapInfo_SwitchGameType(float t)
1209 {
1210         cvar_set("gamecfg",      "0");
1211         cvar_set("g_dm",         (t == MAPINFO_TYPE_DEATHMATCH)      ? "1" : "0");
1212         cvar_set("g_tdm",        (t == MAPINFO_TYPE_TEAM_DEATHMATCH) ? "1" : "0");
1213         cvar_set("g_domination", (t == MAPINFO_TYPE_DOMINATION)      ? "1" : "0");
1214         cvar_set("g_ctf",        (t == MAPINFO_TYPE_CTF)             ? "1" : "0");
1215         cvar_set("g_runematch",  (t == MAPINFO_TYPE_RUNEMATCH)       ? "1" : "0");
1216         cvar_set("g_lms",        (t == MAPINFO_TYPE_LMS)             ? "1" : "0");
1217         cvar_set("g_arena",      (t == MAPINFO_TYPE_ARENA)           ? "1" : "0");
1218         cvar_set("g_ca",         (t == MAPINFO_TYPE_CA)              ? "1" : "0");
1219         cvar_set("g_keyhunt",    (t == MAPINFO_TYPE_KEYHUNT)         ? "1" : "0");
1220         cvar_set("g_assault",    (t == MAPINFO_TYPE_ASSAULT)         ? "1" : "0");
1221         cvar_set("g_onslaught",  (t == MAPINFO_TYPE_ONSLAUGHT)       ? "1" : "0");
1222         cvar_set("g_race",       (t == MAPINFO_TYPE_RACE)            ? "1" : "0");
1223         cvar_set("g_nexball",    (t == MAPINFO_TYPE_NEXBALL)         ? "1" : "0");
1224         cvar_set("g_cts",        (t == MAPINFO_TYPE_CTS)             ? "1" : "0");
1225         cvar_set("g_freezetag",  (t == MAPINFO_TYPE_FREEZETAG)       ? "1" : "0");
1226         cvar_set("g_keepaway",   (t == MAPINFO_TYPE_KEEPAWAY)        ? "1" : "0");
1227 }
1228
1229 void MapInfo_LoadMap(string s)
1230 {
1231         MapInfo_Map_supportedGametypes = 0;
1232         // we shouldn't need this, as LoadMapSettings already fixes the gametype
1233         //if(!MapInfo_CheckMap(s))
1234         //{
1235         //      print("EMERGENCY: can't play the selected map in the given game mode. Falling back to DM.\n");
1236         //      MapInfo_SwitchGameType(MAPINFO_TYPE_DEATHMATCH);
1237         //}
1238         localcmd(strcat("\nsettemp_restore\nchangelevel ", s, "\n"));
1239 }
1240
1241 string MapInfo_ListAllowedMaps(float pRequiredFlags, float pForbiddenFlags)
1242 {
1243         string out;
1244         float i;
1245
1246         // to make absolutely sure:
1247         MapInfo_Enumerate();
1248         MapInfo_FilterGametype(MapInfo_CurrentGametype(), MapInfo_CurrentFeatures(), pRequiredFlags, pForbiddenFlags, 0);
1249
1250         out = "";
1251         for(i = 0; i < MapInfo_count; ++i)
1252                 out = strcat(out, " ", _MapInfo_GlobItem(MapInfo_FilterList_Lookup(i)));
1253         return substring(out, 1, strlen(out) - 1);
1254 }
1255
1256 void MapInfo_LoadMapSettings(string s) // to be called from worldspawn
1257 {
1258         float t, t0;
1259         if(!_MapInfo_CheckMap(s)) // with underscore, it keeps temps
1260         {
1261                 if(MapInfo_Map_supportedGametypes == 0)
1262                 {
1263                         print("Mapinfo system is not functional at all. Assuming deathmatch.\n");
1264                         MapInfo_Map_supportedGametypes = MAPINFO_TYPE_DEATHMATCH;
1265                         _MapInfo_Map_ApplyGametypeEx("", t0, t0);
1266                         return; // do not call Get_ByName!
1267                 }
1268
1269                 t = 1;
1270                 while(!(MapInfo_Map_supportedGametypes & 1))
1271                 {
1272                         t *= 2;
1273                         MapInfo_Map_supportedGametypes = floor(MapInfo_Map_supportedGametypes / 2);
1274                 }
1275                 // t is now a supported mode!
1276                 t0 = MapInfo_CurrentGametype();
1277                 if(cvar("g_mapinfo_allow_unsupported_modes_and_let_stuff_break"))
1278                 {
1279                         print("EMERGENCY: can't play the selected map in the given game mode. Working with only the override settings.\n");
1280                         cvar_settemp_restore();
1281                         _MapInfo_Map_ApplyGametypeEx("", t0, t0);
1282                         return; // do not call Get_ByName!
1283                 }
1284                 else
1285                 {
1286                         print("EMERGENCY: can't play the selected map in the given game mode. Falling back to a supported mode.\n");
1287                         MapInfo_SwitchGameType(t);
1288                 }
1289         }
1290         cvar_settemp_restore();
1291         MapInfo_Get_ByName(s, 1, MapInfo_CurrentGametype());
1292 }
1293
1294 void MapInfo_ClearTemps()
1295 {
1296         MapInfo_Map_bspname = string_null;
1297         MapInfo_Map_title = string_null;
1298         MapInfo_Map_description = string_null;
1299         MapInfo_Map_author = string_null;
1300         MapInfo_Map_clientstuff = string_null;
1301         MapInfo_Map_supportedGametypes = 0;
1302         MapInfo_Map_supportedFeatures = 0;
1303 }
1304
1305 void MapInfo_Shutdown()
1306 {
1307         MapInfo_ClearTemps();
1308         MapInfo_Filter_Free();
1309         MapInfo_Cache_Destroy();
1310         if(_MapInfo_globopen)
1311         {
1312                 search_end(_MapInfo_globhandle);
1313                 _MapInfo_globhandle = -1;
1314                 _MapInfo_globopen = FALSE;
1315         }
1316 }
1317
1318 float MapInfo_ForbiddenFlags()
1319 {
1320         float f;
1321         f = MAPINFO_FLAG_FORBIDDEN;
1322
1323 #ifndef MENUQC
1324         if not(cvar("g_maplist_allow_hidden"))
1325 #endif
1326                 f |= MAPINFO_FLAG_HIDDEN;
1327
1328         if not(cvar("g_maplist_allow_frustrating"))
1329                 f |= MAPINFO_FLAG_FRUSTRATING;
1330
1331         return f;
1332 }
1333
1334 float MapInfo_RequiredFlags()
1335 {
1336         float f;
1337         f = 0;
1338
1339         if(cvar("g_maplist_allow_frustrating") > 1)
1340                 f |= MAPINFO_FLAG_FRUSTRATING;
1341
1342         return f;
1343 }